Home / 3,278,301.03-4,916,387.34-1,089,282.78

Finding the Fourth Proportional to 3,278,301.03, 4,916,387.34 and 1,089,282.78

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Solution

The fourth proportional to 3,278,301.03, 4,916,387.34 and 1,089,282.78 is: 1,633,570.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,301.03 : 4,916,387.34 = 1,089,282.78 : x
  2. Step 2: Convert to fraction form
    3,278,301.03/4,916,387.34 = 1,089,282.78/x
  3. Step 3: Cross multiply
    3,278,301.03x = 4,916,387.34 × 1,089,282.78
  4. Step 4: Simplify right side
    3,278,301.03x = 5,355,336,069,272.01
  5. Step 5: Solve for x
    x = 5,355,336,069,272.01/3,278,301.03
  6. Step 6: Final answer
    x = 1,633,570.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.